Two Nvidia data center GPUs, one Blackwell and one Kepler: up to 192 GB HBM3e against 12 GB GDDR5, 33x the memory bandwidth on the B100, and NVLink 1,800 GB/s on the B100 where the K80 is PCIe only.
At a glance
Updated 7 hours ago- Memory
- 192 GB
- HBM3e
- Memory bandwidth
- 8.00 TB/s
- From
- --
- Memory
- 12 GB
- GDDR5
- Memory bandwidth
- 240 GB/s
- From
- $0.90 /GPU/hr
- 2 providers
Price comparison
Cheapest listed price per GPU per hour by billing type, and the median across providers.
| Billing | B100 | K80 | Difference |
|---|---|---|---|
| On-demand | -- | $0.90 | |
| Reserved | No reserved listings | $0.04 | |
| Median | -- | $0.90 |
Median: Median across providers, one vote each, so a large catalog does not outweigh a small one.
Price history
B100 vs K80 price history
Weekly median on-demand price per GPU per hour
Specs comparison
| Spec | B100 | K80 | Difference |
|---|---|---|---|
| Memory | |||
| Capacity | 192 GB HBM3e | 12 GB GDDR5 | 16x more on B100 |
| Bandwidth | 8,000 GB/s | 240 GB/s | 33x higher on B100 |
| Bus width | 384-bit | ||
| Compute · dense | |||
| FP4 | 7,000 TFLOPS | Not supported | B100 only |
| FP8 | 3,500 TFLOPS | Not supported | B100 only |
| FP16 / BF16 | 1,750 TFLOPS | Not supported | B100 only |
| INT8 | 3,500 TOPS | Not supported | B100 only |
| FP32 | 60 TFLOPS | 4.4 TFLOPS | 14x higher on B100 |
| FP64 | 30 TFLOPS | 1.5 TFLOPS | 21x higher on B100 |
| Platform | |||
| Interconnect | NVLink 1,800 GB/s | PCIe only | NVLink on B100 only |
| Released | Q4 2024 | Q4 2014 | 10 years newer on B100 |
| Precision | |||
| Supported formats | FP4FP6FP8FP16BF16TF32FP32FP64INT8 | FP32FP64 | |
Compute: Vendor peak figures, dense and per GPU. Not measured throughput.
Source: B100 datasheet and K80 datasheet.
Where to rent them
Providers listing these GPUs, those with both first, so you can switch without moving clouds.
| Provider | B100 /GPU/hr | K80 /GPU/hr |
|---|---|---|
AWS
|
-- | On-Demand $0.90 |
Database Mart
|
-- | Reserved (24mo) $0.0447 |
Similar GPUs
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Our data for Nvidia B100 was last updated on Sept. 7, 2026, and for Nvidia K80 on Sept. 7, 2026.